Another KDA case: Digitown’s utility bills suddenly doubled for no good reason. With the election coming up, I got pulled in to figure out what went wrong. I’ve got...
2025-05-30 (first published: 2025-05-02)
202 reads
Businesses rely on data for decision-making and strategy, but data silos hinder productivity. These silos lead to ineffective decisions from incomplete data, wasted resources through redundant efforts, and missed...
2025-05-30 (first published: 2025-05-12)
412 reads
As discussed in my blog and book “Deciphering Data Architectures: Choosing Between a Modern Data Warehouse, Data Fabric, Data Lakehouse, and Data Mesh” (Amazon), organizations are often challenged with...
2025-05-28 (first published: 2025-05-06)
747 reads
If you're a data analyst juggling varied datasets, mastering SQL data type conversions isn't just handy—it's crucial. Whether you’re making different data types play nice together or boosting query...
2025-05-28 (first published: 2025-05-14)
547 reads
The Two-Layer Model Explained “We added them to the database, but they still can’t connect.” Sound familiar? That’s the kind of confusion SQL Server’s two-layer security model creates when...
2025-05-28
108 reads
Someone sent me this code. WITH p AS ( SELECT ID, ROW_NUMBER() OVER (ORDER BY ID ASC) AS RN FROM wp_posts WHERE post_parent = 94341; ) UPDATE p SET...
2025-05-28
146 reads
Wondering which database to tackle first? I’ve got the lowdown on the top free choices for anyone new to SQL, and I’ll tell you exactly why they’re stellar for...
2025-05-28
708 reads
SQL Server 2025 introduces a new compression algorithm, ZSTD (Zstandard), which can help with database backup performance. The implementation of ZSTD gives you more control over your backup performance...
2025-05-27
60 reads
Regarding managing databases in the cloud, security should never be an afterthought. That’s where Azure Vulnerability Assessments, officially named Microsoft Defender, come in—they help you spot weak spots in...
2025-05-26 (first published: 2025-05-07)
434 reads
The Techno Security & Digital Forensics Conference (East) runs from June 3-5, 2025, this year in Wilmington, NC. I'll be speaking on Thursday, June 5, from 11:30 AM -12:20...
2025-05-26
18 reads
By alevyinroc
I will be presenting my latest session, Documenting Your Work for Worry-Free Vacations, in-person...
By Steve Jones
I saw a question asking about the next sequence value and decided to try...
By Vinay Thakur
Following up on my Part 1 baseline, the journey from 2017 onward changed how...
I've got a table with 186,703,969 rows, about 300GB of data. There are several...
I created a SQL Database in Azure Portal but I've just noticed it also...
Comments posted to this topic are about the item An Unusual Identity
What values are returned when I run this code?
CREATE TABLE dbo.IdentityTest2
(
id NUMERIC(10,0) IDENTITY(10,10) PRIMARY KEY,
somevalue VARCHAR(20)
)
GO
INSERT dbo.IdentityTest2
(
somevalue
)
VALUES
( 'Steve')
, ('Bill')
GO
SELECT top 10
id
FROM dbo.IdentityTest2 See possible answers